28512750

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{5431}}^1$

素因数の和:5458

約数の個数: 64

約数和(自身を含む): 81349632

約数和(自身を除く): 52836882

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 125, 150, 175, 210, 250, 350, 375, 525, 750, 875, 1050, 1750, 2625, 5250, 5431, 10862, 16293, 27155, 32586, 38017, 54310, 76034, 81465, 114051, 135775, 162930, 190085, 228102, 271550, 380170, 407325, 570255, 678875, 814650, 950425, 1140510, 1357750, 1900850, 2036625, 2851275, 4073250, 4752125, 5702550, 9504250, 14256375, 28512750]

約数ペア:

[(1, 28512750), (2, 14256375), (3, 9504250), (5, 5702550), (6, 4752125), (7, 4073250), (10, 2851275), (14, 2036625), (15, 1900850), (21, 1357750), (25, 1140510), (30, 950425), (35, 814650), (42, 678875), (50, 570255), (70, 407325), (75, 380170), (105, 271550), (125, 228102), (150, 190085), (175, 162930), (210, 135775), (250, 114051), (350, 81465), (375, 76034), (525, 54310), (750, 38017), (875, 32586), (1050, 27155), (1750, 16293), (2625, 10862), (5250, 5431)]